Sé weather in May

In May, Sé sees average daytime highs of 28°C and overnight lows near 25°C, with 219 mm of rain across 18.7 wet days and about 13 hours of daylight. It is the 5th-warmest and 4th-wettest month of the year here.

Highs climb over the month, from about 27°C in the first days to 29°C by the end. The sky is clear or mostly clear about 15% of the time in May, and the air most often feels miserable.

Daylight stretches from about 12 h 48 min at the start of May to 13 h 12 min by month's end. Set against the rest of the year, May is 's 11th-clearest and 10th-windiest month. For the whole year in context, see 's year-round climate.

Daytime high
28°
5th warmest
Overnight low
25°
8th coldest
Rainfall
219 mm
18.7 wet days
Daylight
13 h 06 min
5:50 AM – 6:54 PM
Cloud cover
75%
11th clearest
Wind
14 km/h
10th windiest
Solar energy
5 kWh/m²
Travel score
4.6
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 27°C in the first days to 29°C by the end.

A typical May day in Sé reaches about 28°C in the afternoon and slips back to 25°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 30°C. Set against its neighbours, May runs about 3°C warmer than April and about 2°C cooler than June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12724
22724
32724
42724
52724
62824
72824
82824
92824
102824
112825
122825
132825
142825
152825
162825
172825
182925
192925
202925
212925
222925
232925
242926
252926
262926
272926
282926
292926
302926
312926

How May really feels in Sé

Once humidity and wind are folded in, May averages 18 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
18
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Sé weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan18° / 14°284.810.86.8
Feb19° / 15°377.211.26.4
Mar22° / 18°6710.711.86.3
Apr25° / 22°11913.312.56.0
May28° / 25°21918.7134.6
Jun30° / 27°28822.313.33.4
Jul31° / 27°24621.213.23.4
Aug31° / 27°31722.612.83.3
Sep30° / 26°2151712.14.3
Oct28° / 23°737.211.56.9
Nov24° / 20°345.110.97.9
Dec20° / 15°304.110.77.4

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 13% of May, with mostly cloudy or overcast conditions the remaining 72%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13169
23268
33268
43268
53367
63367
73466
83367
93367
103367
113367
123268
133268
143070
153070
162971
172971
182773
192674
202575
212476
222377
232278
242278
252278
262278
272179
282179
292278
302278
312179

Chance of precipitation in May

Any precipitation

Sé gets around 219 mm of rain over 18.7 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 60% and peaks near 66% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
154
255
355
455
555
655
756
856
956
1056
1157
1257
1358
1459
1559
1660
1761
1862
1963
2063
2164
2264
2365
2465
2565
2665
2765
2865
2965
3066
3166

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

Most of May feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, May lands in the miserable band about 52% of days. Sticky, muggy-or-worse air turns up on roughly 97% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
116204626
216204528
315204430
415204332
514194234
614194136
703184138
803174040
903173942
1002163844
1102153745
1202143647
1302143649
1402133550
1502123452
1602113354
1702113354
1802103256
1902103157
200293059
210292960
220292861
230282862
240182764
250182665
260172567
270172567
280162469
290162370
300152272
310152173

Wind in May

Winds average 14 km/h in May.

Across May, daily wind ranges from about 14 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 48 min at the start of May to 13 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over May. Sunrise moves from 5:59 AM to 5:46 AM, and sunset from 6:47 PM to 7:01 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.85:596:47
212.85:586:48
312.85:576:48
412.95:576:49
512.95:566:49
612.95:566:49
712.95:556:50
812.95:546:50
912.95:546:51
1013.05:536:51
1113.05:536:52
1213.05:526:52
1313.05:526:52
1413.05:516:53
1513.05:516:53
1613.15:506:54
1713.15:506:54
1813.15:496:55
1913.15:496:55
2013.15:496:56
2113.15:486:56
2213.15:486:57
2313.25:486:57
2413.25:476:57
2513.25:476:58
2613.25:476:58
2713.25:476:59
2813.25:466:59
2913.25:467:00
3013.25:467:00
3113.25:467:01

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5 kWh/m².

For context, solar energy here swings from a low near 3.38 kWh/m² to a high of 5.56 kWh/m² in July across the year — May's 5 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in May

Hazard calendar for Sé

In seasonPeak

In May, Sé sits inside its pacific typhoon and monsoon season. The full year is below, with each hazard's peak months called out.

Sé sits in the Pacific typhoon belt; the season peaks July–October.

Sé's monsoon runs May–September, when most of the year's rain falls.

Pacific typhoon
Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is May a good time to visit Sé?

Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

4.6
Sightseeing
8th-best month of the year
5.3
Beach & pool
5th-best month of the year

May is a reasonable time to visit Sé for sightseeing.

What to pack for Sé in May

From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In May, sees daytime highs around 28°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 19 days see rain.

light clothesrain gearsun protection

Sea temperature near Sé in May

The nearest coast averages about 26°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 29°C and coldest in January near 19°C.

It's comfortable for a long swim from Mar 12 to Dec 25 — about 9.5 months when the water holds above 20°C.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan19Cool
Feb19Cool
Mar20Refreshing
Apr23Refreshing
May26Warm
Jun28Tropical
Jul29Tropical
Aug29Tropical
Sep28Tropical
Oct27Warm
Nov24Refreshing
Dec21Refreshing

UV index in Sé in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in peaks around July 14 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 6 (high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighJul 14UV 12Jan 10UV 6
UV index (midday)Level
Jan6High
Feb8Very high
Mar10Very high
Apr10Very high
May10Very high
Jun12Extreme
Jul12Extreme
Aug11Extreme
Sep10Very high
Oct9Very high
Nov7High
Dec6High

Air quality in Sé in May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.

Air quality in is worst in January — around 179 µg/m³ PM2.5 (very unhealthy), about 3.1× the cleanest month (July, 57 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0306090120150180JanFebMarAprMayJunJulAugSepOctNovDecVery unhealthyUnhealthyVery unhealthyJan 17176 µg/m³Jul 1057 µg/m³
PM2.5 (µg/m³)Level
Jan179Very unhealthy
Feb159Very unhealthy
Mar136Unhealthy
Apr111Unhealthy
May83Unhealthy
Jun58Unhealthy
Jul57Unhealthy
Aug72Unhealthy
Sep110Unhealthy
Oct128Unhealthy
Nov154Very unhealthy
Dec156Very unhealthy
Location & terrain

Where is Sé?

Sé sits at 22.2°N, 113.5°E, 1 m above sea level, in Macao. The nearest listed city is Macau, 1.0 km away.

MacauZhuojiacunTaipaLai Chi VanLuhuan

Topography around Sé

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Sé.

Within 3 km, the terrain around Sé has only modest variations in elevation — a maximum elevation change of 207 m around an average of 9 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 452 m; within 80 km, large variations in elevation — a maximum elevation change of 1,004 m.

The land around is covered by water (49%) and artificial surfaces (33%) within 3 km, water (55%) within 16 km, and water (57%) and trees (21%) within 80 km.

3 km
207 m
16 km
452 m
80 km
1,004 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Macau 1.0 km · Zhuojiacun 3.0 km · Taipa 4.0 km · Lai Chi Van 8.0 km · Luhuan 8.0 km · Zhuhai 10 km · San Tung Chung Hang 42 km · Tung Chung 42 km

Macao travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type D / G / M
230 V · 50 Hz
Prices
≈ 55% of US
price level, 2025
GDP per capita
$75,902
2025
Safe drinking water
100%
of population, 2024
Homicide rate
0.6
per 100k, 2023
Income group
High
World Bank
Religion
folk religion 59%Buddhist 17%none 15%Christian 7%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for (22.1909°, 113.5473°, elevation 1 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).